- frequencydivisiondatelinkOFDM(orthogonalfrequencydivisionmultiplexer)frequencydivisionmultiplextelegraphsystemmicrowaverelaysystemusingfrequencydivisionmultipletelemeteringsystemoffrequencydivisiontypePowerallocationofcognitiveorthogonalfrequencydivi...
- 17980
- Weknowthatformostpeopletheirresonantfrequencyisbetween7.5and4.5breathsperminute.InordertomaketheRFsourceandthewaveguidehavethesameresonantfrequency,theautomaticfrequencycontrol(AFC)systemisused.Theresonantfrequency,effectiveelectromechanicalcouplingc...
- 14649
- Withtheincreaseofthevehicleamount,trafficaccidentoccurrencefrequencyinChinahasrisen.Atpresentvarioustypesofwinddamagewillhaveatrendofincrease,whetheroccurrencefrequencyorstrength.Differenceslieintheoccurrencefrequencyandintheuseofstrategiessuchas"su...
- 29952
- Standardconfigurationissidlefrequencyconversionmotordrive;optionalconfigurationisservomotordrive....
- 20783
- Duetothelasingeffect,thepeakmodulationfrequencyofextinctionratioandchirpoccurattherelaxationoscillationfrequency.Thehalf-cone-anglehaslittleeffectontheoscillationfrequencyofthrust.ThedesignofanewquadratureVCO(VoltageControlledoscillator)isobtainedthr...
- 22557
- theentirefrequencyrangeofelectromagneticwaves.PowerflowtransferratioofvibrationpathsystemsinfrequencyrangeAcoustics--Ultrasonicpowermeasurementinthefrequencyrange0.5~10MHzEnterfrequencyrange,andconnectfrequencyconstraintshapetoconstrainedrole(s)orobje...
- 20664
- marinefrequencybandfundamentalfrequencybandverylowfrequencybandradiatedfieldsystemCommunicationofthesecondframesUSESasecondfrequencybandthatatleastpartiallyoverlapsthefirstfrequencyband.Eachchannelmaintainstheallocatedfrequencyinasinglefrequencyband....
- 27272
- ImagequalityassessmentbasedonfrequencydomainofstructuralsimilaritiesAblindimagewatermarkingmethodbasedonfrequencydomaintransformApower-savingsingle-carrierfrequencydomainequalizationsystemContentbasedimagewatermarkingalgorithminhypercomplexfrequencyd...
- 10198
- audiofrequencyoutputlevelofreceiverThemiddlepartofanaudiofrequency.Itcantransmitaudiofrequencysignalandvideofrequencysignalatthesametime.Fundamentalparametersandgeneralrequirementsofaudiofrequencypoweramplifier(megaphone)INTERVENTIONS:Thepronunciatio...
- 8623
- EffectsofextremelylowfrequencyelectromagneticfieldonBEL-7402celllinesoflivercarcinomaLocalizationtechniqueofpipelinedetectingbasedonextremelylowfrequencyelectromagneticwaveEffectofextremelylowfrequencyelectromagneticfieldsonBaxandBcl-2expressioninspe...
- 28159
- occupiedfrequencybandwidthInfluenceofDuffingsystemparameteronchaoticsignalfrequencybandwidth;Thismethodbroadensthesilencefrequencybandwidthofmufflerandimprovesitssilencefuction.Inadditiondecreasingthebeamradiuscanalsoenhancethefrequencybandwidthofthe...
- 12475
- Byadjustmenttocontrolsignal,systemsmightrealizevariablevoltage,variablefrequency,steadyvoltage,steadyfrequencyclosedloopcontrol.Ltd.use520-600V/15KWalternatorsforvariablefrequencyairconditioners.AnAPFCcontrolsolutionforhighpowervariablefrequencyairco...
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- Thefrequencydistributionisfoundationaltosubsequentstepsofanalysis.ThescreenshotinFigure5belowshowsthegraphicalrepresentationofafrequencydistributionandshowsahighlyskewedsetdominatedbyapairofvalues.Bygeneratingavaluelistinthefrequencydistribution,thev...
- 16357
- basicrepetitionfrequencyPulserepetitionfrequencyframerepetitionfrequencyrangeofpulserepetitionfrequencyAnti-jammingperformanceofhighpulserepetitionfrequencytrackingradarwithrandomfrequencyhoppingMethodforDopplercentroidestimationofairborneradarwithah...
- 5252
- highresolutionlowfrequencyspectrumanalyzerautomaticradio-frequencyspectrumrecordingequipmentaltersthefrequencyspectrumofsignalspassingthroughit.Theradiomonitoringisthespythatfrequencyspectrummanage.Usingfrequencyspectrumanalysisofphasefunctiontocalcu...
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- Theswitchingfrequencyis800kHz.Buttheincreaseofswitchingfrequencyresultsinhigherswitchingloss.Itfeaturesinlowtorqueripple,lowfluxrippleandfixedswitchingfrequency.Inthispaperanewtorquecontrollerwithfixedswitchingfrequencyisproposed.Itsswitchingfrequenc...
- 29937
- Frequencyspectrumelement,carrierfrequency.Frequencytypecanbespecified.single-channelcarrierfrequencytelephoneterminalApower-savingsingle-carrierfrequencydomainequalizationsystemFinally,thesejudgedvariablesadjustthelocaloscillatingfrequencytotrackthec...
- 10396
- TheSixSigmaBlackBeltshouldbeabletoreadvaluesfromacumulativefrequencyogive.Acumulativefrequencydistributionenablesustoseehowmanyobservationslieaboveorbelowcertainvalues....
- 25432
- lowfrequencydischargelowfrequencyradio-rangeultra-lowfrequencydualtraceoscilloscopegermaniumlowfrequencyhighpowertriodeverylowfrequencybandradiatedfieldsystempairedhighandlowfrequencytelecommunicationcablelowfrequencyACcodedtrackcircuitTestmethodsfor...
- 16993
- Becausewhenthefrequencyofclosetothemeshingofgearssusceptibletothenaturalresonancefrequency.Equallyeachofushasauniquebioelectricalresonancefrequencyinourbrains.Secondly,weanalyzetheeven-modeandodd-moderesonancefrequencyofdual-modeT-shapedresonatorandi...
- 11369
- Thispaperfocusesoncarrierfrequencyoffsetestimation(CFO)andmultiuserinterferenceeliminationinuplinkOFDMAsystembasedongeneralizedcarrierassignmentschemes.Ajointblindestimationmethodbasedonspectrumoverlapforuplinkinterleavedorthogonalfrequencydivisionmu...
- 11638
- FrequencydiscriminatoramplitudefrequencysymmetryreproducingchannelamplitudefrequencyresponseObjectdigitizationmannerforamplitudefrequencycharacteristicofFIRdigitalfilterTheloadsandthedistributionofstressamplitudefrequencyareobtainedbycyclecountandrel...
- 21155
- Andangularfrequencyisthesquarerootinertiaaboutpointp.Thisdesignistheuseofleadingcorrectionprinciple,finallymeettheperformanceindexofacontrolsystemopenloopgain,phasemargin,angularfrequencyrequirements....
- 29156
- Afalsesignalintelecommunicationlinksfrombeatsbetweensignalfrequencyandsamplingfrequency.Influenceofsamplingfrequencyandsamplesizeonturbulencestatisticsinopen-channelflowmeasurementsTheadoptionPrincipleofsamplingfrequencyforalternatingsignalsispropose...
- 25633
- frequencyresponsedisplaysetreproducingchannelamplitudefrequencyresponsepressurefrequencyresponseofmicrophonefree-fieldfrequencyresponseofmicrophoneSimplifiedall-phasefilteringstructurewithfrequencyresponsecontrolledThefrequencyresponsefunctioninclude...
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